On the Number of Collisions in $Lambda$-Coalescents
On the Number of Collisions in $Lambda$-Coalescents
复制标题
关于$Lambda$-聚结剂中的碰撞次数
DOI:
--
复制
发表时间:
2007
期刊:
影响因子:
--
通讯作者:
Y. Yakubovich
中科院分区:
文献类型:
--
作者:
A. Gnedin;Y. Yakubovich
We examine the total number of collisions $C_n$ in the $Lambda$-coalescent process which starts with $n$ particles. A linear growth and a stable limit law for $C_n$ are shown under the assumption of a power-like behaviour of the measure $Lambda$ near $0$ with exponent $0<alpha<1$.